Workshop Manuals Factory service & repair Land Rover
01 Discovery Workshop Manual - 2nd Edition02 01 - INTRODUCTION03 04 - GENERAL SPECIFICATION DATA04 05 - ENGINE TUNING DATA05 07 - GENERAL FITTING REMINDERS06 09 - LUBRICANTS, FLUIDS AND CAPACITIES07 10 - MAINTENANCE08 12 - ENGINE - Tdi09 10 11 12 12 - ENGINE - V8i13 12 - ENGINE - 4.0 V814 12 - ENGINE - Mpi15 16 17 18 17 - EMISSION CONTROL19 19 - FUEL SYSTEM - Tdi20 19 - FUEL SYSTEM - MFI21 19 - FUEL SYSTEM - SFI22 19 - FUEL SYSTEM - Mpi23 19 - FUEL SYSTEM - Cruise Control24 26 - COOLING SYSTEM - Tdi25 26 - COOLING SYSTEM - V8i26 26 - COOLING SYSTEM - Mpi27 28 30 - MANIFOLD AND EXHAUST SYSTEM29 33 - CLUTCH30 37 - MANUAL GEARBOX - R38031 41 - TRANSFER GEARBOX32 44 - AUTOMATIC GEARBOX - ZF33 34 35 47 - PROPELLER SHAFTS36 51 - REAR AXLE AND FINAL DRIVE37 38 54 - FRONT AXLE AND FINAL DRIVE39 40 41 57 - STEERING42 43 44 60 - FRONT SUSPENSION45 64 - REAR SUSPENSION46 70 - BRAKES47 74 - WHEELS AND TYRES48 75 - SUPPLEMENTARY RESTRAINT SYSTEM49 76 - CHASSIS AND BODY50 51 80 - HEATING AND VENTILATION52 82 - AIR CONDITIONING53 84 - WIPERS AND WASHERS54 86 - ELECTRICAL
Land Rover 300Tdi Discovery20 · 19 - FUEL SYSTEM - MFI
20 · Engine

PLENUM CHAMBER

Make
Land Rover
Model
Discovery 300Tdi Discovery
Section
REPAIR › PLENUM CHAMBER
19 - FUEL SYSTEM - MFIPLENUM CHAMBER · page 1 of 6
background image

19

FUEL SYSTEM

8

REPAIR

10. Remove fuel rail and injectors.
11. Remove injector retaining clips, ease injectors

from rail. Remove and discard ’O’ rings from
injectors.

12. Remove fuel pressure regulator if required.

Refit

13. Fit NEW ’O’ rings, to injectors. Lightly coat ’O’

rings with silicon grease 300. Insert injectors into
fuel rail, multi-plug connections facing outwards.

14. Refit retaining clips.

CAUTION: Care must be taken when
refitting the fuel rail and injectors to intake
manifold to prevent damage to ’O’ rings.

15. Fit a NEW ’O’ ring to pressure regulator lightly

coat ’O’ ring with silicon grease 300 and secure
regulator to the fuel rail.

16. Fit fuel rail and heater pipe assemblies to intake

manifold. Secure rail and pipes in position with
five bolts.

17. Reverse removal procedure. 2 to 7.
18. Pressurise fuel system and check for fuel leaks

around injectors and pressure regulator.

PLENUM CHAMBER

Service repair no - 19.22.46

Includes throttle levers and throttle disc

Remove

1. Disconnect battery negative lead.
2. Disconnect electrical multi-plug from bypass air

valve.

3. Disconnect vacuum hose adjacent to bypass air

valve.

4. Mark an identification line on throttle cable outer

to assist re-assembly.

5. Remove clevis pin from throttle cable.
6. Pry adjustment thumb wheel from throttle

bracket. Lay cable aside.

7. Remove retaining clip and clevis pin from kick

down cable (automatic vehicles).

8. Apply adhesive tape behind rear adjustment nut

on kick down cable to prevent nut moving.

9. Remove front lock nut. Remove cable and lay

aside.

10. Remove cruise control vacuum hose.

11. Remove intake hose from neck of plenum

chamber.

12. Disconnect throttle position sensor multi-plug.
13. Remove PCV breather hose.
14. Disconnect two coolant hoses and plug each

hose to prevent excessive loss of coolant.
Identify each hose for re-assembly.

Parts & tools for this job Staging For Land Rover Discovery

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.